Unmasked noatun-plugins and added an ebuild, since noatun is now available. Note blacklist of berkdb support--the build system couldn't find the lib.

profiles/package.mask

@@ -1,3 +1,3 @@
 # 2017-01-08
 # mask due to missing dependency: trinity-base/noatun
-trinity-base/noatun-plugins
+#trinity-base/noatun-plugins

trinity-base/noatun-plugins/Manifest

@@ -0,0 +1,2 @@
+DIST tdeaddons-trinity-14.0.7.tar.xz 1459816 BLAKE2B b861178bc4b71d7120624da38a77455e98b481793e5f4e6aca3437dbea0de93ddc22c73ba3bccb9cedb4a3945ccc125aef3b863a97f0ce403041011176002d81 SHA512 5ea57051e9081501c1be9d665514cc27952759f1cc006e961c61221039d8c746be12e795ced22d047f5a2463ef3c5f6b183164f198fd81909724a2e30ded7d55
+DIST tdeaddons-trinity-14.0.8.tar.xz 1461068 BLAKE2B a093a5ec49b5d2bdf2787053be8b1e6a96265169afbd1f9ea5748a6c5ec789733c7c7fb46a1b99fa6d4b0fa4427e15366017bd1572dddee4df4d8fd0c5151add SHA512 a07703f6ca9637398ba70203a8a891256321ad06daf07a806e31bbc82033e6b5fce79a35f7cef1049ca6cb8e2390f2ac805de389bd01a3aaf3fe250c59e2abed

trinity-base/noatun-plugins/noatun-plugins-14.0.7.ebuild

@@ -0,0 +1,48 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Copyright 2020 The Trinity Desktop Project
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+TRINITY_MODULE_NAME="tdeaddons"
+
+inherit trinity-meta-2 db-use
+
+need-arts optional
+
+DESCRIPTION="Various plugins for Noatun."
+KEYWORDS="~amd64 ~x86"
+
+IUSE+=" sdl berkdb"
+
+COMMON_DEPEND="
+	~trinity-base/noatun-${PV}
+"
+#	berkdb? ( =sys-libs/db-4*:= )
+#"
+DEPEND+=" ${COMMON_DEPEND}
+	sdl? ( media-libs/libsdl )
+"
+
+RDEPEND+=" ${COMMON_DEPEND}
+	sdl? ( media-libs/libsdl[X] )
+"
+
+src_compile() {
+	mycmakeargs=(
+		-DWITH_SDL="$(usex sdl)"
+	)
+
+#	if use berkdb; then
+#		mycmakeargs=( "${mycmakeargs[@]}"
+#			-DWITH_BERKELEY_DB=ON
+#			-DBERKELEY_DB_LIBS="$(db_libname)"
+#			-DBERKELEY_DB_INCLUDE_DIRS="${ROOT}$(db_includedir)"
+#		)
+#	else
+		mycmakeargs=( "${mycmakeargs[@]}"
+			-DWITH_BERKELEY_DB=OFF
+		)
+#	fi
+
+	trinity-meta-2_src_configure
+}

trinity-base/noatun-plugins/noatun-plugins-14.0.8.ebuild

@@ -0,0 +1,48 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Copyright 2020 The Trinity Desktop Project
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+TRINITY_MODULE_NAME="tdeaddons"
+
+inherit trinity-meta-2 db-use
+
+need-arts optional
+
+DESCRIPTION="Various plugins for Noatun."
+KEYWORDS="~amd64 ~x86"
+
+IUSE+=" sdl berkdb"
+
+COMMON_DEPEND="
+	~trinity-base/noatun-${PV}
+"
+#	berkdb? ( =sys-libs/db-4*:= )
+#"
+DEPEND+=" ${COMMON_DEPEND}
+	sdl? ( media-libs/libsdl )
+"
+
+RDEPEND+=" ${COMMON_DEPEND}
+	sdl? ( media-libs/libsdl[X] )
+"
+
+src_compile() {
+	mycmakeargs=(
+		-DWITH_SDL="$(usex sdl)"
+	)
+
+#	if use berkdb; then
+#		mycmakeargs=( "${mycmakeargs[@]}"
+#			-DWITH_BERKELEY_DB=ON
+#			-DBERKELEY_DB_LIBS="$(db_libname)"
+#			-DBERKELEY_DB_INCLUDE_DIRS="${ROOT}$(db_includedir)"
+#		)
+#	else
+		mycmakeargs=( "${mycmakeargs[@]}"
+			-DWITH_BERKELEY_DB=OFF
+		)
+#	fi
+
+	trinity-meta-2_src_configure
+}